<%--
  Created by IntelliJ IDEA.
  User: lhr
  Date: 2022/5/19
  Time: 15:17
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>main.jsp</title>
</head>
<body>
  获取username的值是:${param.username}
  <a href="${sessionScope.baidu}">百度</a>
</body>
</html>
